ALR121-S50 串行通信模块

ALR121-S50 串行通信模块

ALR121-S50 是一款由横河电机（Yokogawa）生产的串行通信模块。它主要用于工业自动化系统中，用于不同设备之间的串行通信。该模块通常集成在横河的DCS系统中，提供可靠的数据传输和协议转换功能。

产品特点

多协议支持： ALR121-S50 支持多种串行通信协议，如RS-232、RS-422、RS-485等，能够灵活适配各种设备。

高可靠性： 采用工业级设计，具有抗干扰能力强、稳定性高等特点，适用于恶劣的工业环境。

灵活配置： 提供丰富的配置选项，用户可以根据实际需求调整波特率、数据位、校验位等参数。

隔离保护： 内部集成隔离电路，有效防止共模干扰，保护设备安全。

工作原理

ALR121-S50 模块通过串行接口接收和发送数据。模块内部包含一个通信处理器，负责协议转换、数据缓冲和错误检测等功能。通过配置模块的参数，可以实现不同设备之间的串行通信。

应用领域

工业自动化： 用于连接PLC、变频器、传感器等各种串口设备，实现数据交换和控制。

DCS系统： 作为DCS系统的一部分，与其他模块配合，实现过程控制。

数据采集系统： 用于采集现场设备的数据，并传输给上位机。

ALR121-S50 串行通信模块

The ALR121-S50 is a serial communication module produced by Yokogawa. It is mainly used in industrial automation systems for serial communication between different devices. This module is typically integrated into Yokogawa's DCS system, providing reliable data transmission and protocol conversion capabilities.

Product characteristics

Multi-protocol support: ALR121-S50 supports a variety of serial communication protocols, such as RS-232, RS-422, RS-485, etc., which can be flexibly adapted to various devices.

High reliability: Industrial design, with strong anti-interference ability, high stability, suitable for harsh industrial environment.

Flexible configuration: Provides a variety of configuration options. You can adjust parameters such as baud rate, data bit, and parity bit as required.

Isolation protection: internal integrated isolation circuit, effectively prevent common mode interference, protect equipment safety.

Working principle

The ALR121-S50 module receives and sends data through a serial interface. The module contains a communication processor, which is responsible for protocol conversion, data buffering and error detection. The serial communication between different devices can be realized by configuring the parameters of the module.

Application field

Industrial automation: used to connect PLC, inverter, sensors and other serial devices to achieve data exchange and control.

DCS system: as a part of DCS system, cooperate with other modules to achieve process control.

Data acquisition system: used to collect the data of the field equipment and transmit it to the host computer.

ALR121-S50 串行通信模块